AI Summary

Cybercriminals are exploiting a newly disclosed authentication‑bypass flaw (CVE‑2026‑0257) in Palo Alto Networks’ GlobalProtect portal and gateway to deliver the Qilin ransomware strain. Arctic Wolf Labs identified the vulnerability as the common entry point in a series of intrusions that occurred in June. The attacks began within days of the vulnerability’s public disclosure, targeting both firewall and VPN appliances. This rapid exploitation highlights the immediate risk to organizations using the affected Palo Alto products.

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